Dual-Memo Density foam gives you options for firmness. One day you might want a firmer pillow, and then the next day, you might want something softer? This pillow does both. Blue side is soft and grey side is firmerEvery feature of this therapeutic pillow was carefully thought out to get you the perfect night’s sleep you’ve been hoping for.It comes with PE Bag.Dual density. The white side is soft and the grey is firm.Memory foam neck pillow material is breathable and hypoallergenic, meaning it contains no chemical irritants.Simple to Care For. Simply unzip the pillow casing, and put the pillow case in the washing machine.Stay Asleep and Wake Up Energized: When you’re trying to get a good night’s sleep, an overheated pillow doesn’t make it easy. That’s why we added our Activ-Air technology. It allows air to circulate through the pillow to keep it cool while you sleep.